Constantius Gallus, Caesar, 351-354. Siliqua (Silver, 20 mm, 2.87 g, 1 h), Siscia, 351. D N CONSTANTIVS IVN NOB C Bare head of Constantius Gallus to right. Rev. VICTORIA CAESARIS / SIS Victory advancing left, holding palm frond in her right hand and trophy over her left shoulder. RIC 299. Extremely rare. Holed and crystallized, otherwise, good very fine.